@book{482,
	author = {Díaz, Esther and Luque, Susana de},
	title = {Metodología de las ciencias sociales},
	publisher = {Biblos},
	year = {2007},
	address = {Buenos Aires :},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/Metodologia de la ciencias sociales2-l118876.jpg}
}